Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security. Y HP 6730s + 2133 Mini-Note PC, Intel® Core™2 Duo, 2 GHz, 15.4", 1280 x 800 pixels, 2 GB, 160 GB HP 6730s + 2133 Mini-Note PC. Processor family: Intel® Core™2 Duo, Processor model: T5870, Processor frequency: 2 GHz. Display diagonal: 15.4", Display resolution: 1280 x 800 pixels. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 160 GB. Discrete graphics card model: Intel® GMA 4500MHD. Operating system installed: Windows Vista Home Basic. Weight: 5.51 lbs (2.5 kg)